[stable27] fix: Use Close_Session post message to properly end the Collabora editing before opening locally

cypress/e2e/integration.spec.js

@@ -110,11 +110,19 @@ describe('Nextcloud integration', function() {
 		cy.get('.oc-dialog .oc-dialog-title')
 			.should('contain', 'Open file locally ')
 
-		cy.on('url:changed', (newUrl) => {
-			expect(newUrl).to.contain('nc://')
-		})
+		cy.intercept({
+			method: 'POST',
+			url: '**/openlocaleditor',
+		}).as('getLocalToken')
+		cy.window()
+			.then((window) => {
+			  cy.stub(window, 'open').as('open')
+			})
 		cy.get('.oc-dialog button.primary').click()
-
+		cy.wait('@getLocalToken').its('response.statusCode').should('equal', 200)
+		cy.get('@open').should('have.been.calledOnce')
+		const nextcloudHost = new URL(Cypress.config('baseUrl')).host
+		cy.get('@open').its('firstCall.args.0').should('contain', 'nc://open/' + randUser.userId + '@' + nextcloudHost + '/document.odt')
 	})
 
 	it('Insert image', function() {

lib/Controller/WopiController.php

@@ -224,6 +224,7 @@ public function checkFileInfo($fileId, $access_token) {
 			'EnableInsertRemoteImage' => !$isPublic,
 			'EnableShare' => $file->isShareable() && !$isVersion && !$isPublic,
 			'HideUserList' => '',
+			'EnableOwnerTermination' => $wopi->getCanwrite() && !$isPublic,
 			'DisablePrint' => $wopi->getHideDownload(),
 			'DisableExport' => $wopi->getHideDownload(),
 			'DisableCopy' => $wopi->getHideDownload(),

src/mixins/openLocal.js

@@ -1,5 +1,5 @@
 /*
- * @copyright Copyright (c) 2023 Julius Härtl <jus@bitgrid.net>
+* @copyright Copyright (c) 2023 Julius Härtl <jus@bitgrid.net>
  *
  * @author Julius Härtl <jus@bitgrid.net>
  *
@@ -36,20 +36,6 @@ export default {
 		startOpenLocalProcess() {
 			this.showOpenLocalConfirmation()
 		},
-		async unlockAndOpenLocally() {
-			if (this.openingLocally) {
-				let shouldContinue = true
-				try {
-					await this.unlockFile()
-				} catch (e) {
-					shouldContinue = e.response.status === 400
-				}
-
-				if (shouldContinue) {
-					this.openLocally()
-				}
-			}
-		},
 
 		showOpenLocalConfirmation() {
 			window.OC.dialogs.confirmDestructive(
@@ -66,8 +52,20 @@ export default {
 						return
 					}
 					this.openingLocally = true
-					this.sendPostMessage('Get_Views')
-				})
+					this.postMessage.registerPostMessageHandler(this.handleCloseSession)
+					this.sendPostMessage('Action_Save', {
+						DontTerminateEdit: false,
+						DontSaveIfUnmodified: false,
+						Notify: false,
+					})
+					this.sendPostMessage('Close_Session')
+				},
+			)
+		},
+
+		handleCloseSession() {
+			this.postMessage.unregisterPostMessageHandler(this.handleCloseSession)
+			this.openLocally()
 		},
 
 		showOpenLocalFinished() {
@@ -91,8 +89,9 @@ export default {
 						return
 					}
 					this.openingLocally = true
-					this.sendPostMessage('Get_Views')
-				})
+					this.openLocally()
+				},
+			)
 		},
 
 		unlockFile() {
@@ -114,7 +113,7 @@ export default {
 
 					this.showOpenLocalFinished(url, window.top)
 					this.close()
-					window.location.href = url
+					window.open(url, '_self')
 				})
 			}
 		},

src/view/Office.vue

@@ -91,6 +91,7 @@
 import { NcButton, NcEmptyContent, NcLoadingIcon } from '@nextcloud/vue'
 import AlertOctagonOutline from 'vue-material-design-icons/AlertOctagonOutline.vue'
 import { loadState } from '@nextcloud/initial-state'
+import { showInfo } from '@nextcloud/dialogs'
 
 import ZoteroHint from '../components/Modal/ZoteroHint.vue'
 import { basename, dirname } from 'path'
@@ -173,7 +174,6 @@ export default {
 			error: null,
 			errorType: null,
 			loadingMsg: null,
-			views: [],
 
 			showLinkPicker: false,
 			showZotero: false,
@@ -368,10 +368,8 @@ export default {
 			case 'UI_Close':
 				this.close()
 				break
-			case 'Get_Views_Resp':
-			case 'Views_List':
-				this.views = args
-				this.unlockAndOpenLocally()
+			case 'Session_Closed':
+				this.handleSessionClosed(args)
 				break
 			case 'UI_SaveAs':
 				this.saveAs(args.format)
@@ -443,6 +441,18 @@ export default {
 			}
 		},
 
+		handleSessionClosed({ Reason }) {
+			if (Reason !== 'OwnerTermination') {
+				return
+			}
+			if (this.openingLocally) {
+				return
+			}
+
+			showInfo(t('richdocuments', 'The collaborative editing was terminated by another user'))
+			this.close()
+		},
+
 	},
 }
 </script>